v 71.945205 1.458240 -4.981993 v 71.945205 1.458240 4.981993 v 71.976556 1.315881 -4.981993 v 71.976556 1.315881 4.981993 v 81.675658 3.602841 -4.981993 v 81.675658 3.602841 4.981993 v 81.707742 3.457153 -4.981993 v 81.707742 3.457153 4.981993 f 1 3 4 f 4 2 1 f 5 6 8 f 8 7 5 f 1 2 6 f 6 5 1 f 3 7 8 f 8 4 3 f 1 5 7 f 7 3 1 f 2 4 8 f 8 6 2